.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background-color: #f5f5f5;
  padding: 20px;
}

.login-card {
  background: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
}

.login-card h2 {
  margin: 0 0 20px;
  color: #333;
  text-align: center;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  color: #666;
  font-size: 14px;
}

.form-group input {
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 16px;
  transition: border-color 0.3s;
}

.form-group input:focus {
  outline: none;
  border-color: #2196f3;
}

.form-group input.is-invalid {
  border-color: #f44336;
}

.error-message {
  color: #f44336;
  font-size: 12px;
  margin-top: 4px;
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

button {
  width: 100%;
  padding: 12px;
  background-color: #2196f3;
  color: white;
  border: none;
  border-radius: 4px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #1976d2;
}

button:disabled {
  background-color: #ccc;
  cursor: not-allowed;
}

.register-link {
  color: #2196f3;
  text-decoration: none;
  font-size: 14px;
}

.register-link:hover {
  text-decoration: underline;
}